Getter not functioning properly when overriding the setter

[andrewl913]

🔎 Search Terms

setter without getter abstract class

overriding a setter on a base class causes the subclass getter to return undefined

The getter not functioning properly when overriding the setter.

🕗 Version & Regression Information

Tested on v3, v4, and v5.

The getter not functioning properly when overriding the setter.

⏯ Playground Link

https://www.typescriptlang.org/play?ts=5.2.2#code/FASwdgLgpgTgZgQwMZQAQAUYHsAmBXJCAZQgWlQG9hVUQcAuVAZwhnAHMBua1MBAWyiMWbMFx4syeJsNYduAX2DAEAIxHIIqJABsETJhmz5CAHiKooAD2hgchzLgLFS5ALxGnhEmSgA+Sh4kLDARZywYAAoAB2xoQigcVAASSWhGIgBKQJolHnYoLTpI7KoaGhhCvBgwVAgACxAmADpU1yhmuh4lGgKtNOkSnPLKiGrahqbWtI6Bpm5c5RomQuZXQYA3BB08ITXRdlKeGkmWtt9mudQPLZ2oBdQlPPBoeGQ0ACEsLABrH3JrLZ7J4TC5fMM+IJZAcHk1VGBofJgHldPpDF9fpYbFA7A5jM5TBi-u0AmVmKs5pFbrtEWIjuVtCEmFgdB0dFh2JEAERELCCZh0KAAWigcDgUEIqHqsA6XMyDxOjTOM0u60MN22uweT2UwVCWlU3x+114UAA7qgiZEKLwBHsuQAVKAsLkAGjWUhkqC5AEFCCANlA3bQGN6AIzBuEI8MAJgAzFzHvLgHrmazmuzOYbfqrPfKgA

💻 Code

interface ProductState {
  id: string;
  name: string;
  status: string;
}

abstract class Product<S extends ProductState = ProductState> {
  constructor(protected $state: S) {
  }

  get id() {
    return this.$state.id
  }
  get status() {
    return this.$state.status;
  }

  set status(value: string) {
    this.$state.status = value;
  }
}

interface BookState extends ProductState {
  name: string;
  isbn: string;
}

class Book extends Product<BookState> {
  set status(value: string) {
    console.log("Some side-effect here.");
    this.$state.status = value;
  }
}

const book = new Book({ name: "Test", status: "Active", id: "1", isbn: "123" });
// Returns undefined
console.log(book.status);

🙁 Actual behavior

the field status returns undefined.

🙂 Expected behavior

the field status returns "Active".

Additional information about the issue

No response

[MartinJohns]

Duplicate of #47581. Used search terms: getter setter in:title

[typescript-bot]

This issue has been marked as "Duplicate" and has seen no recent activity. It has been automatically closed for house-keeping purposes.